The Hermit Crabs. Animated deep sea adventures. When the crew can't return to base, Peso and Tweak have to help a hermit crab escape from its shell. Also in HD. [S,AD] Gup-O - is an upcoming Gup. It is featured in the books and the toy has already been released. There is a slight glimpse of it on Tweak's Octo-Tablet during the Great Swamp Search, as she scrolls through the Gups deployment menu. Also, a sort of construction plan for the Gup-O has appeared in the Gup-S in The Over and Under Adventure. The Gup-B is a shark-styled Gup with one seat. Known for its fast speed and acceleration, it is Kwazii's favorite Gup. He mainly uses it for almost all the missions the Octonauts go on, takes it out for solo missions, or to just have fun driving it around, such as racing with fast creature. It is also the fastest Gup of all, even faster than the Gup-R.

While exploring the Arctic, the Octopod gets trapped in the ice. Only Barnacles's skillful navigation, and the help of a friendly Narwhal, can get them free.Gup-T - It was built after a sea pig, and is a rescue rover. It is probably going to be used for seafloor or land traveling hence the wheels.

When Kwazii's favorite sub, the Gup-B, goes missing, the Octonauts journey into a mysterious kelp forest, meeting strange and interesting creatures along the way. The Octonauts must evacuate sea creatures before an underwater volcano erupts, but there's one creature that won't budge – a slow-moving, gelatinous Blobfish. The Snot Sea Cucumber. Animated deep sea adventures with Captain Barnacles and his explorers. A slimy, slippery snot sea cucumber gets loose onboard the Octopod. Also in HD. [S,AD] When Peso's little brother, Pinto, comes to visit, he's more interested in being a pirate than a medic – at least until he accompanies Peso on a mission to rescue Dashi and Shellington in a kelp forest.When Kwazii's Gup-B breaks down in a storm, not even brave Captain Barnacles Bear can save him alone. Fortunately, a chain of reef lobsters lends a hand – and some claws. Gup-A - a multi-purpose vehicle and is Captain Barnacles' favorite. Its speed is moderate, but it has a turbo booster that can make it go almost as fast as the Gup-B. It is used in almost all missions. It's also been seen with other disguises in the toys and the episode The Decorator Crab. It's based on an angler fish.

Blue Fin Tuna. The Octonauts must find a way to help an injured tuna catch up with her school, before they speed out of reach. Also in HD. [S,AD] Gup-K - The Gup-K was invented by Tweak. It is half swamp boat and half tank. Barnacles drove the Gup-K in The Great Swamp Search to save the Everglades from a wildfire. Its design was based on an alligator and/or a crocodile. Tweak had the idea for this Gup since she was a little bunny. Her father, Ranger Marsh, tends to call it a big, noisy hunk of junk, mainly because he did not understand her way with her "gadgets and gizmos". Though, he came to understand it's use and found it quite enjoyable to ride in, especially when it went underwater in The Nine Banded Armadillo. The Orcas. Animated deep sea adventures with Captain Barnacles and his band of explorers. An orca whale is stranded on a beach. The Octonauts come to the rescue. Also in HD. [S,AD]

When Shellington gets lost in a dark sea cave, he gets unexpected assistance from some blind Remipedes. When a slimy, slippery snot sea cucumber gets loose on the Octopod, Captain Barnacles Bear decides the only way to save it is to flood the ship! The Gup-A is a multi-purpose vehicle based on an anglerfish and it is one of the most used Gups in the Main Series. Its speed is moderate, but it has a turbo booster can make it go almost as fast as the Gup-B (as seen in The Giant Whirlpool). It is one of the only Gups that appear in the books with a fairly consistent design before the 2010 TV show’s release.